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From: Pieter de Goeje <pdegoeje@service2media.com>
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Cc: Igor Pokrovsky <ip@doom.ctinet.ru>
Subject: Re: lock test from sh script
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On Friday 17 October 2008, Igor Pokrovsky wrote:
> Hi all!
>
> I need to check if file is locked or not (with flock) from a shell
> script. I remember there was something but cannot recall what exactly.
> And if possible I do not want to write my own test utility even it
> is several lines in length)
>
> Thanks,
> -ip

Perhaps you mean lockf(3) ?

-- 
Pieter de Goeje